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National Instruments Corporation
B-1
NI-FBUS Hardware and Software User Manual
B
Troubleshooting and
Common Questions
This appendix describes how to troubleshoot common problems that occur
while getting started with Fieldbus hardware and software products.
Interface Board—USB, PCI, and PCMCIA
Error Messages
Utility could not access or locate the registry. Make sure you are logged
in to Windows with administrator privileges.
Your registry entries for NI-FBUS may have been deleted or corrupted.
Uninstall the NI-FBUS software, then reinstall the software.
Board cannot be found.
•
Select
Start»All Programs»National Instruments»NI-FBUS»
Utilities»Interface Configuration Utility
. Ensure that your board
appears under the list of interfaces.
•
Ensure the NIFB driver is started.
–
Select
Start»Settings»Control Panel»System»Hardware»
Device Manager
. Select
National Instruments FieldBus
Interfaces»USB-8486
or
PCI-FBUS/2
or
PCMCIA-FBUS
,
right-click and select
Properties
. Ensure there are no conflicts.
When using a USB-8486, Nifb returns an error message stating that the
configured board does not exist.
Ensure that the USB-8486 has not been unplugged.
If you want to use the USB-8486 again, complete the following steps.
1.
Connect the USB-8486 to an available USB port on the system.
2.
Select
Start»All Programs»National Instruments»NI-FBUS»
Utilities»Interface Configuration Utility
.
3.
Right-click the USB-8486 to enable it.